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EP 2 717 931 A2

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(88) Date of publication A3: 14.03.2013 (43) Date of publication: 16.04.2014 Bulletin 2014/16 (21) Application number: 12796310.6 (22) Date of filing: 04.06.2012

(51) International Patent Classification (IPC):  A61L 15/22(2006.01) A61F 13/02(2006.01) A61F 13/15(2006.01) A61K 9/70(2006.01) (86) International application number: PCT/US2012/040697 (87) International publication number: WO 2012/170334 (13.12.2012 Gazette 2012/50)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 06.06.2011 US 201113153842 (71) Applicant: Covidien LP Mansfield, MA 02048 (US)	(72) Inventors: MOGHE, Ajit, K. Bellingham, MA 02019 (US) GAHAN, Richard, E. Wrentham, MA 02093 (US) PATEL, Harish, A. Norfolk, MA 02056 (US) (74) Representative: Gray, James et al Withers & Rogers LLP 4 More London Riverside London SE1 2AU London SE1 2AU (GB)